This instrument is a great helper for gardening, capable of measuring the pH value (acidity and alkalinity), soil moisture, and light intensity. It does not require batteries.

Instructions for Use:

When measuring soil pH and moisture, insert the probe as deeply as possible into the soil, leaving about 1 centimeter of the probe above the soil surface.

Press the button on the pen to MOIST, MOIST is the moisture key, corresponding to the table is MOIST, DRY is dry, WET is wet, the value of 1-3 (red part) indicates that it needs to water, 4-7 (green part) is appropriate, please adjust the watering time according to the plant variety, 8-10 (blue part) indicates that it is too wet.

Press the button on the pen to PH, PH is the acid-base degree key, corresponding to the value of 8-3.5 on the table, ALKALINE is alkaline, ACDIC is acid, the value of 7 is basically neutral, the smaller the number indicates the greater acidity, please adjust the soil acid-base degree according to the plant species.

The LIGHT key represents the light intensity, with a measurement range of 0-2000 lumens. The higher the number, the stronger the light. Please determine whether to provide shade based on the plant variety.